Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and AQUA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/5/2025
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Distance(km) Time Diff (sec)
1 08/06/2025 03:53:12 -81.30,-122.96 110.00 08/06/2025 03:53:58 -81.30,-122.96 110.02 0.77 46
2 08/06/2025 04:43:56 81.29, 44.48 70.00 08/06/2025 04:43:16 81.30, 44.60 70.00 1.99 40
3 08/08/2025 13:24:08 -81.30, 94.20 109.33 08/08/2025 13:24:48 -81.29, 94.01 109.33 3.36 40
4 08/08/2025 14:14:51 81.29, -97.99 70.62 08/08/2025 14:14:05 81.30, -98.06 70.65 1.22 46
5 08/10/2025 22:55:03 -81.29, -48.28 108.69 08/10/2025 22:55:36 -81.29, -48.46 108.68 3.06 33
6 08/10/2025 23:45:47 81.29, 119.12 71.32 08/10/2025 23:44:54 81.29, 119.06 71.35 1.25 53
7 08/13/2025 08:25:59 -81.30, 168.83 107.96 08/13/2025 08:26:24 -81.29, 168.84 107.98 0.74 25
8 08/13/2025 09:16:42 81.29, -23.40 71.99 08/13/2025 09:15:41 81.30, -23.27 72.01 2.46 61
9 08/15/2025 17:56:54 -81.29, 26.30 107.27 08/15/2025 17:57:11 -81.29, 26.30 107.28 0.14 17
10 08/15/2025 18:47:38 81.29,-166.33 72.74 08/15/2025 18:46:29 81.29,-166.21 72.76 2.30 69

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 8/5/2025
SNOs_Map_NOAA-21_AQUA_20250805.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 08/05/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA